142434-22-8 Nggnac O-(5-Acetamido-3,5-dideoxy-D-glycero-D-galacto-2-nonulopyranosylonic acid)-(2-3)-O-galactopyranosyl-(1-3)-2-acetamido-2-deoxyglucopyranose alpha-Neu5Ac-2-3-gal-1-3-glcnac alpha-Neup5Ac-2-3-galp-1-3-glcpnac